Trail Running Calendar Washington 2025-2026

We have found 82 Trailruns in Washington. Check below where and when you can find the races.

Run Mount Rainier trails July 17 and 18 2026 at Crystal Mountain Resort, from summit starts and steep climbs to fast descents across 5K to half marathon distances. Registration includes a daylong scenic gondola pass.

Cascade Crest is a rugged 100 mile trail ultra near Easton Washington that climbs over 23,000 feet and includes about 32 miles on the Pacific Crest Trail. Expect deep forests, the 2.3 mile Snoqualmie Tunnel, and a relentlessly scenic mounta..

August 2026

Tackle Volcanic, two rugged trail races on Mt. St. Helens from Marble Mountain Sno Park. Choose 25K or a circumnavigating 50K across boulder fields, river crossings and steep rope assisted terrain for epic volcanic views.

Run Larrabee Lakes in Bellingham on August 8, 2026, choose 50K, 25K, 12K or a kids race along scenic ridgelines and lakes. Part of the Evergreen Trail Runs, technical singletrack routes reward finishers with a handcrafted award.

Tackle 20 miles of rugged single track along the southwestern flank of Mount St Helens, starting at Marble Mountain Sno Park in Cougar, Washington. Expect lava fields, stream crossings and old growth forest on a scenic, mountainous course.

Bigfoot 200 is a rugged, point to point 207.9 mile ultramarathon around Mount St. Helens, timed continuous non stop so any sleep counts. Expect epic volcanic scenery, huge elevation and full aid support along the way.

Tartarus Backyard Ultra at Riverside State Park is a last person standing ultrarun and ruck on an hourly loop that rewards endurance and strategy. Camping, swag, and separate ruck and run divisions make for a community fueled challenge.

One Step Closer invites runners to Lincoln Park in Seattle to tackle a scenic 2 mile loop as many times as they can in 3, 6, 12 or 18 hours. All participants finish together with a lively celebration and plenty of camaraderie.

Backcountry Rise (August 29, 2026) Backcountry Rise is a trail race held within the Mount St. Helens National Volcanic Monument. The event uses the Mount St. Helens Science & Learning Center above Coldwater Lake as its base camp. Course..

Zero Dark Ultra invites you to move through darkness in Spokane with self supported run or ruck options from a family 10K up to 24 hour and 100 mile tests. Continuous trail loops and lap counting create a simple, primal endurance experience..

September 2026

Run the rugged trails of the Dark Divide in Washington's central Cascades at the scenic Cispus Learning Center September 4-6, 2026. Choose from a 100 mile, 50K or 15 mile course across steep, technical singletrack.

Run the Jump off Joe Races near Kennewick WA on September 5, 2026, with marathon, half marathon, and 10 km options. Gravel courses climb to a summit for sweeping Tri Cities and Oregon views, lively aid stations, and a fun finish festival.

Run the Cascade Express Marathon or Half Marathon along the scenic Palouse to Cascades trail with sweeping Cascade Mountain views and a 2.4 mile tunnel on the half. The marathon is a Boston qualifier and both courses are USATF certified.

Run the GOAT Run in Port Angeles on the Olympic Adventure Trail with 50K, marathon or half options, ending at Lake Crescent. Scenic single track, shuttle to the start and a lively after party make for a memorable day.

Event route and format The Cutthroat Classic follows the Pacific Crest Trail through the North Cascades. The race is organized into six self-seeding waves. Wave 1 is reserved for elite runners. The organizer provides course maps, shuttle in..

Take on the Plain Endurance Runs in Leavenworth WA on Sept 19, 2026 with 100 mile and 100K options across rugged Cascade trails and scenic alpine waterways. A self supported challenge that raises funds for local Search and Rescue and vetera..

Team trail relay across Orcas Island's Moran State Park covering 70 miles over two days and 12 legs. Teams of two to six share scenic climbs to Mount Constitution, lakeshores and forests for a memorable weekend of teamwork and adventure.

Cirque Series at Crystal Mountain on Sept 19, 2026 offers a scenic, challenging 7.7 miles with 2,544 feet of climb and summit ridgeline views. Limited to 700 runners, this technical mountain course promises epic panoramas.

Explore coastal trails around Anacortes with ocean views and the iconic Deception Pass Bridge on loop and out and back courses. Marathon, half marathon, 5 Mile and kids race options welcome runners of all paces in a sustainably run event.

October 2026

North Bend Trail Fest brings mountain running and outdoor demos to North Bend, Washington on October 2 to 4, 2026. Run the Skyline 30k with huge vertical gain, enjoy shorter races and an expo, and support Recovery Beyond.